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David Craig
Books by David Craig
Unlocking Secrets
How to get people to tell you everything
By David Craig
Forged in the secretive world of covert operations, Unlocking Secrets uses real crime and practical examples to reveal the new frontier in interpersonal communications: advanced psychological skills. Thanks to this book, these skills can now be used by anyone who wants to improve their interperso...
Lie Catcher
Become a Human Lie Detector in Under 60 Minutes
By David Craig
International undercover expert and criminologist Dr David Craig gives us an easy-to-read, light-hearted guide that demonstrates through practical examples how to apply lie detecting skills in our day-to-day lives. From bargaining, making a purchase, negotiating a business contract, dealing with ...

